Home / 14,656,005.10-21,984,007.65-13,309,687.90

Finding the Fourth Proportional to 14,656,005.10, 21,984,007.65 and 13,309,687.90

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Solution

The fourth proportional to 14,656,005.10, 21,984,007.65 and 13,309,687.90 is: 19,964,531.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,656,005.10 : 21,984,007.65 = 13,309,687.90 : x
  2. Step 2: Convert to fraction form
    14,656,005.10/21,984,007.65 = 13,309,687.90/x
  3. Step 3: Cross multiply
    14,656,005.10x = 21,984,007.65 × 13,309,687.90
  4. Step 4: Simplify right side
    14,656,005.10x = 292,600,280,612,712.44
  5. Step 5: Solve for x
    x = 292,600,280,612,712.44/14,656,005.10
  6. Step 6: Final answer
    x = 19,964,531.85

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.